Buy Caterpillar 7V7974 - PINION at wholesale prices with easy payment and fast shipping options. Save up to 50% OFF OEM pricing. Compatible Machines:Compatible Models:Units Containing The Spare Part :- 3V5273 FINAL DRIVE GROUP-R.H. & L.H.-PART 2 OF 2-TYPE 3 (3204)- 8V5862 FINAL DRIVE GROUP - PART 2 OF 2 - TYPE 2 (3204)- 6W3070 FINAL DRIVE GROUP-PART 2 OF 2 (3304)- 9C3307 FINAL DRIVE GP-PART 2 OF 2 (3304)